OpenTechnical

OT-2026-000046562

Publication integrity record

Foam pad vacuum gripper, common isolation valve, three stage ejector, supply line pressure sensor, sustained blow-off after set-down

This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000046562) never changes.

Identity and time

Publication numberOT-2026-000046562 · never reused
Internal UUID01a0ae7e-57dd-7f31-9ce1-1f55d3ce9d55 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:31:51.003526Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000046562
StatusPUBLIC

Content hashes

Canonical text5936c1ac84328084a7a04968ba51b3522998a34430dd7fab54db51f0595674bb
Markdown9d7751dac9c60077b6c7eeaecb2eaa365e85d773cddb4bad515d51f2e1721ed9
PDF
Publication page9fdc9b6a7a7798f245daa686cf6e5941bfb34014d407ce14a0a2259b92aad705
Manifest0032f58294d8f6757a78d8db210b93652ba007cbb10ca64dcccc970c7a1d2ead

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
SignatureGo19xO9ROWbaRXQj85i7oibzK7Otziukpkgcpg5ZrTVlOgodCkSKqrrVAVrahWiNpqU9fn+ABcK2PMYY0h4YDA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:08:37.570911ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046562
observed 9fdc9b6a7a7798f245daa686cf6e5941...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:37.552442ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046562/manifest.json
observed 0032f58294d8f6757a78d8db210b9365...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:37.535867ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046562/publication.md
observed 9d7751dac9c60077b6c7eeaecb2eaa36...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:37.518589ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046562/publication.txt
observed 5936c1ac84328084a7a04968ba51b352...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139

Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.

Independent archive

External archivePending Canonical URLs are submitted to an independent archive in batches.

A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.

Third-party custody

Custody packagePending Custody packages are produced weekly.